GCB font here refers to the font used in the title of GCB, also known as Good Christian Belles, which is an American comedy-drama television series that centers on a widowed woman who moves her family back to where she grew up.
The font used for the title of the TV series is probably Copperplate Gothic designed by Frederic W. Goudy in 1901. The font is a commercial one and you can view more details about it here.
Download Copperplate Gothic Font
The Copperplate Gothic font identified above is not available for free, please follow the link above and purchase the font. Meanwhile, you can take a look at our collection of fonts for cars, pop music and apparel as well as round-ups of new & fresh fonts around the web.